#include<stdio.h>
int main()
{
	int n = 7;
	for (int i = 0; i < n; ++i)
	{
		for (int j = 0; j < n - 1 - i; ++j)
		{
			printf("  ");
		}
		for (int k = 0; k < 2 * i + 1; ++k)
		{
			printf("* ");
		}
		printf("\n");
	}

	for (int i = 0; i < n - 1; ++i)
	{
		for (int j = 0; j <= i; ++j)
		{
			printf("  ");
		}
		for (int k = 0; k < 11 - 2 * i; ++k)
		{
			printf("* ");
		}
		printf("\n");
	}
}